... by the viruses and hacking.Non PC standalone security digital video recorder with embedded operation systemH.264 real-time high ... compression, support dual stream network transmission.4/8 Channel Video Inputs, 4 Channel Audio InputsSupport D1 100/120FPS, CIF ... function: Live, Recording, Playback, Backup & Remote access.Support NTSC / PAL video systemSupport TCP/IP,UDP,DHCP,IP Filter,PPPOE,FTP,DNS ...